pineapple/externals/libressl/crypto/dsa/dsa_meth.c

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/* $OpenBSD: dsa_meth.c,v 1.2 2022/01/07 09:35:36 tb Exp $ */
2020-12-28 16:15:37 +01:00
/*
* Copyright (c) 2018 Theo Buehler <tb@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <stdlib.h>
#include <string.h>
#include <openssl/dsa.h>
#include <openssl/err.h>
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#include "dsa_locl.h"
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DSA_METHOD *
DSA_meth_new(const char *name, int flags)
{
DSA_METHOD *meth;
if ((meth = calloc(1, sizeof(*meth))) == NULL)
return NULL;
if ((meth->name = strdup(name)) == NULL) {
free(meth);
return NULL;
}
meth->flags = flags;
return meth;
}
void
DSA_meth_free(DSA_METHOD *meth)
{
if (meth != NULL) {
free((char *)meth->name);
free(meth);
}
}
DSA_METHOD *
DSA_meth_dup(const DSA_METHOD *meth)
{
DSA_METHOD *copy;
if ((copy = calloc(1, sizeof(*copy))) == NULL)
return NULL;
memcpy(copy, meth, sizeof(*copy));
if ((copy->name = strdup(meth->name)) == NULL) {
free(copy);
return NULL;
}
return copy;
}
int
DSA_meth_set_sign(DSA_METHOD *meth,
DSA_SIG *(*sign)(const unsigned char *, int, DSA *))
{
meth->dsa_do_sign = sign;
return 1;
}
int
DSA_meth_set_finish(DSA_METHOD *meth, int (*finish)(DSA *))
{
meth->finish = finish;
return 1;
}